#include <stdio.h>

enum data
{
    Monday = 1,
    Tuesday,
    Wednesday,
    Thursday,
    Friday,
    Saturday,
    Sunday
};


int main()
{
    int a = 1;
    switch (a)
    {
        case Monday:printf("星期一\n");break;
        case Tuesday:printf("星期二\n");break;
        case Wednesday:printf("星期三\n");break;
        case Thursday:printf("星期四\n");break;
        case Friday:printf("星期五\n");break;
        case Saturday:printf("星期六\n");break;
        case Sunday:printf("星期日\n");break;
        defult:
        break;
    }
    return 0;
}